NASA | From Stonehenge to STEREO

The video explores the evolution of solar observation, starting with early tools like the camera obscura and telescope, moving through the development of spectrometers and heliographs, and advancing to modern technologies such as Skylab, Yoko, and SDO. It highlights the progression from basic observation to high-resolution imaging and 3D visualization, emphasizing the continuous quest to understand the sun better.

Which ancient tool did Aristotle use to study the sun?

• Heliograph

• Camera obscura

• Telescope

• Spectrometer

What was Galileo's contribution to solar observation?

• He took X-rays of the sun.

• He explored the sun's magnetic nature.

• He documented sunspots using a telescope.

• He used a spectrometer to study the sun's spectrum.

Who used a spectral heliograph to explore the sun's magnetic nature?

• George Ellery Hale

• Galileo

• Skylab

• Aristotle

What was the significance of Skylab in solar observation?

• It took X-rays of the sun.

• It explored the sun's magnetic fields.

• It provided high-resolution pictures of the sun's surface.

• It was the first to document sunspots.

What modern technology allows us to see the sun in 3D?

• Spectrometer

• Heliograph

• Trace

• Stereo